import React        from 'react';

class ListSearch extends React.Component{
  constructor(props){
    super(props);
    this.state = {
      orderNumber   : ''
    }
  }
  render(){
    return (
      <div className="row search-wrap">
        <div className="col-md-12">
          <div className="form-inline">
            <div className="form-group">
              <select className="form-control">
                <option value="">按订单号查询</option>
              </select>
            </div>
            <div className="form-group">
              <input type="text" 
                  className="form-control" 
                  placeholder="订单号"
                  name="orderNumber"
                  onKeyUp={(e) => this.onSearchKeywordKeyUp(e)}
                  onChange={(e) => this.onValueChange(e)}/>
            </div>
            <button className="btn btn-primary" 
              onClick={(e) => this.onSearch()}>搜索</button>
          </div>
        </div>
      </div>
    )
  }
  // 数据变化的时候
  onValueChange(e){
    let name    = e.target.name,
        value   = e.target.value.trim();
    this.setState({
      [name] : value
    });
  }
  // 点击搜索按钮的时候
  onSearch(){
    this.props.onSearch(this.state.orderNumber);
  }
  // 输入关键字后按回车，自动提交
  onSearchKeywordKeyUp(e){
    if(e.keyCode === 13){
      this.onSearch();
    }
  }
}
export default ListSearch;